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Finding the Fourth Proportional to 503,670.70, 755,506.05 and 166,763.35

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Solution

The fourth proportional to 503,670.70, 755,506.05 and 166,763.35 is: 250,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,670.70 : 755,506.05 = 166,763.35 : x
  2. Step 2: Convert to fraction form
    503,670.70/755,506.05 = 166,763.35/x
  3. Step 3: Cross multiply
    503,670.70x = 755,506.05 × 166,763.35
  4. Step 4: Simplify right side
    503,670.70x = 125,990,719,843.27
  5. Step 5: Solve for x
    x = 125,990,719,843.27/503,670.70
  6. Step 6: Final answer
    x = 250,145.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.